Look, if you are who you say you are, I'm on your side.
5 seconds sound clip from the El Dorado (1966) movie soundboard.
You can hear this line at 01:28:26 in the Blu-ray version of the movie.
Quote context
[...]
- That wasn't a fool question.
- Well, then, I'll ask you one.
- Now, don't do that again, 'cause I can hit a little harder than you.
- Look, if you are who you say you are, I'm on your side.
- I was wrong. I ought not to be hitting you at all. I ought to be thanking you for helping us.
- No, not just yet. Not till we find out who you really are.
- Yeah, well, you just say so. Come on. We'll go find out, huh?
- Bull, what did Mississippi say?
- He was going to the stable over across the street.
[...]